🇭🇰 Hong Kong, Hong Kong (China)
26
- Hong Kong Standard Time
- UTC+8
- Golden hour
☀️ 06:23 · 🌙 17:55 · 11 h 32 min
Hong Kong to Koriyama: time difference
Koriyama is 1 h ahead of Hong Kong. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Hong Kong 06:57 6:57 AM Koriyama 07:57 7:57 AM You –:–
06:57 6:57 AM
Hong Kong Standard Time · UTC+8
☀️ 06:23 · 🌙 17:55
07:57 7:57 AM
Japan Standard Time · UTC+9
☀️ 05:52 · 🌙 16:56
·
+1 h
Koriyama is 1 h ahead of Hong Kong.
When you, Hong Kong and Koriyama are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇭🇰 Hong Kong
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇯🇵 Koriyama
1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇭🇰 Hong Kong | 🇯🇵 Koriyama |
|---|---|---|
| Local time | 06:57 | 07:57 |
| Local date | Wednesday, October 21, 2026 | Wednesday, October 21, 2026 |
| Time zone | Hong Kong Standard Time | Japan Standard Time |
| UTC offset | UTC+8 | UTC+9 |
| Offset from Hong Kong | — | +1 h |
| IANA zone | Asia/Hong Kong | Asia/Tokyo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:23 | 05:52 |
| Sunset | 17:55 | 16:56 |
| Daylight | 11 h 32 min | 11 h 3 min |
| People on this clock | 1,367,900 | 327,692 |
Compare Hong Kong with another city
More comparisons with Hong Kong: the time zones next to it and the far side of the clock.
Big time differences
Hong Kong and Koriyama: common questions
How many hours ahead of Hong Kong is Koriyama?
The clocks in Koriyama are 1 hour ahead of those in Hong Kong (UTC+9 and UTC+8).
If it is 9:00 AM in Hong Kong, what time is it in Koriyama?
At 9:00 AM in Hong Kong, clocks in Koriyama show 10:00 AM.
What time is it in Koriyama at the end of the working day in Hong Kong?
The working day in Hong Kong ends at 6:00 PM; in Koriyama it is 7:00 PM at that moment.
Is there a time when both Hong Kong and Koriyama are at work?
Yes: from 9:00 AM to 5:00 PM in Hong Kong (10:00 AM to 6:00 PM in Koriyama), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Koriyama compared with Hong Kong?
The new day starts in Koriyama earlier: at 11:00 PM in Hong Kong it is already midnight there. Until 1:00 AM in Koriyama, Hong Kong is still on the previous day.
Is the time difference between Hong Kong and Koriyama the same all year?
Yes. Neither Hong Kong nor Koriyama switches to summer time, so the gap is always 1 hour.
